Potamogetonaceae
Long-stalked pondweed
Potamogeton praelongus
- Family
- Potamogetonaceae
- Genus
- Potamogeton
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Common names
By language (16)
- Belarusian
- Урэчнік найдаўжэйшы, Рдзест найдаўжэйшы
- Bulgarian
- Дълъг ръждавец
- Chinese
- 白茎眼子菜, 白莖眼子菜
- Czech
- Rdest dlouholistý
- Dutch
- Langstengelig fonteinkruid
- English
- Long-stalked pondweed, Whitestem pondweed
- Estonian
- Pikk penikeel
- Finnish
- Pitkälehtivita
- French
- Potamot allongé, Potamot à longs pédoncules
- German
- Langblättriges Laichkraut, Gestrecktes Laichkraut
- hsb
- Dołha dróstnica
- Japanese
- ナガバエビモ
- Latvian
- Visgarā glīvene
- Polish
- Rdestnica wydłużona
- Swedish
- Långnate
- Ukrainian
- Рдесник довгий
Synonyms
- Potamogeton acuminatus Wahlenb.
- Potamogeton flexuosus Wredow
- Potamogeton flexuosus Schleich.
- Potamogeton praelongus f. brevifolius (Čelak.) Hagstr.
- Potamogeton praelongus f. curvatus Hagstr.
- Potamogeton praelongus f. elegans Tiselius
- Potamogeton praelongus f. praelongus
- Potamogeton praelongus f. pygmaeus Galinis
- Potamogeton praelongus subvar. elegans (Tiselius) Asch. & Graebn.
- Potamogeton praelongus var. angustifolius Rouy
- Potamogeton praelongus var. brevifolius Čelak.
- Potamogeton praelongus var. elegans (Tiselius) Graebn.
- Potamogeton praelongus var. ellipticifolius Rouy
- Potamogeton praelongus var. magninii Rouy
- Potamogeton praelongus var. stipularis Rouy
- Spirillus praelongus (Wulfen) Nieuwl.
Flowers
- Flower colour
- green (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native, Greenland: native, Lower 48 states: native
Photos
Photo: Kristian Peters -- Fabelfroh 09:03, 11 October 2006, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Kristian Peters -- Fabelfroh 09:02, 11 October 2006, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Kristian Peters -- Fabelfroh 09:03, 11 October 2006, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Natural Resources Wales, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Tigerente, CC BY-SA 4.0, from Wikimedia Commons
More in Potamogeton
- Broad-leaved pondweedPotamogeton natansPotamogetonaceae
- Curled pondweedPotamogeton crispusPotamogetonaceae
- Claspingleaf pondweedPotamogeton perfoliatusPotamogetonaceae
- Shining pondweedPotamogeton lucensPotamogetonaceae
- Bog pondweedPotamogeton polygonifoliusPotamogetonaceae
- Alpine pondweedPotamogeton alpinusPotamogetonaceae
- Variableleaf pondweedPotamogeton gramineusPotamogetonaceae
- Loddon pondweedPotamogeton nodosusPotamogetonaceae
- Blunt-leaved pondweedPotamogeton obtusifoliusPotamogetonaceae
- Small pondweedPotamogeton pusillusPotamogetonaceae
- Sharp-leaved pondweedPotamogeton acutifoliusPotamogetonaceae
- Small pondweedPotamogeton berchtoldiiPotamogetonaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.